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Accrued Expenses (Tables) | 12 Months Ended
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Dec. 31, 2017
Payables and Accruals [Abstract] |
Components of Accrued Expenses | Accrued expenses consist of the following:
|  | 2017 |  |  | 2016 |
Compensation and bonuses |  | $ | 1,871,071 |  |  | $ | 1,687,214 |
Professional services |  |  | 329,640 |  |  |  | 544,412 |
Interest |  |  | 4,056,337 |  |  |  | 2,391,857 |
Accrued insurance payable |  |  | 249,247 |  |  |  | 393,715 |
Other operating |  |  | 45,040 |  |  |  | 60,927 |
Total accrued expenses |  | $ | 6,551,335 |  |  | $ | 5,078,125 |

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